package com.example.yixueban.service_interface;

import java.util.List;
import com.example.yixueban.domain.Grade;
import com.example.yixueban.domain.GradeExample;
    
/**
 * User: Wang YiHan
 * Date: 2021/8/5 22:01
 * Email: 783096044@qq.com
 * File_Name: GradeService
**/
public interface GradeService{


    long countByExample(GradeExample example);

    int deleteByExample(GradeExample example);

    int deleteByPrimaryKey(Integer gradeId);

    int insert(Grade record);

    int insertSelective(Grade record);

    List<Grade> selectByExample(GradeExample example);

    Grade selectByPrimaryKey(Integer gradeId);

    int updateByExampleSelective(Grade record,GradeExample example);

    int updateByExample(Grade record,GradeExample example);

    int updateByPrimaryKeySelective(Grade record);

    int updateByPrimaryKey(Grade record);

}
